8206289

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2909}}^1$

素因数の和:2960

約数の個数: 16

約数和(自身を含む): 10429440

約数和(自身を除く): 2223151

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 2909, 20363, 37817, 90179, 264719, 631253, 1172327, 8206289]

約数ペア:

[(1, 8206289), (7, 1172327), (13, 631253), (31, 264719), (91, 90179), (217, 37817), (403, 20363), (2821, 2909)]